Messages in this thread | | | Date | Thu, 26 Feb 2004 15:10:19 +1100 | From | Peter Williams <> | Subject | Re: [RFC][PATCH] O(1) Entitlement Based Scheduler |
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Mike Fedyk wrote: > Peter Williams wrote: > >> 2. have a user space daemon poll running tasks periodically and renice >> them if they are running specified binaries >> >> Both of these solutions have their advantages and disadvantages, are >> (obviously) complicated than I've made them sound and would require a >> great deal of care to be taken during their implementation. However, >> I think that they are both doable. My personal preference would be >> for the in kernel solution on the grounds of efficiency. > > > Better would be to have the kernel tell the daemon whenever a process in > exec-ed, and you have simplicity in the kernel, and policy in user space.
Yes. That would be a good solution. Does a mechanism that allows the kernel to notify specific programs about specific events like this exist?
Peter -- Dr Peter Williams, Chief Scientist peterw@aurema.com Aurema Pty Limited Tel:+61 2 9698 2322 PO Box 305, Strawberry Hills NSW 2012, Australia Fax:+61 2 9699 9174 79 Myrtle Street, Chippendale NSW 2008, Australia http://www.aurema.com
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